CVE-2026-56842 — HIGH (7.5)

Q: How severe is CVE-2026-56842?

CVE-2026-56842 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-56842?

Check the references section above for vendor advisories and patch information. Affected products include: Ui Unifi Network Application.

Vulnerability Description

A malicious actor with access to the network and under certain conditions could exploit an Incorrect Authorization vulnerability found in UniFi Network Application to persist privileges within UniFi Network Application after such access had been removed.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Ui	Unifi Network Application	< 10.4.57

Related Weaknesses (CWE)

CWE-863

References

https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49Vendor Advisory

FAQ

What is CVE-2026-56842?

CVE-2026-56842 is a vulnerability with a CVSS score of 7.5 (HIGH). A malicious actor with access to the network and under certain conditions could exploit an Incorrect Authorization vulnerability found in UniFi Network Application to persist privileges within UniFi N...

How severe is CVE-2026-56842?

CVE-2026-56842 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-56842?

Check the references section above for vendor advisories and patch information. Affected products include: Ui Unifi Network Application.